Hyperthermia

A nurse is caring for a patient with hyperthermia. Which assessment finding would be the most concerning and require immediate intervention?

1 Profuse sweating with extreme fatigue
2 Nausea accompanied by mild headache
3 Flushed skin that is warm to touch
4 Altered mental status and absent sweating ✓ 정답

해설

Altered mental status with absence of sweating indicates heat stroke, the most severe hyperthermia requiring immediate cooling. Other options (sweating, nausea, flushed skin) are typical of less severe heat exhaustion.

같은 주제 다음 문제A nurse is assessing a 65-year-old patient with suspected hyperthermia. Which assessment f…이 문제가 수록된 문제집[개념+기출] 엔클렉스(NCLEX), 이거 하나면 됩니다69,000원

Clinical Reasoning and Priority Setting in Hyperthermia

When assessing a patient with hyperthermia, the nurse must rapidly differentiate between varying degrees of heat-related illness to prioritize interventions. The clinical presentation exists on a continuum, ranging from minor symptoms to life-threatening conditions. The most critical distinction lies in recognizing the transition from heat exhaustion to heatstroke, as this represents a failure of the body’s thermoregulatory mechanisms and carries a high rate of morbidity and mortality ^[1].

The assessment finding that demands immediate intervention is altered mental status combined with absent sweating (anhidrosis). This combination signals a catastrophic breakdown of homeostasis. Normally, the body maintains a constant internal temperature through heat dissipation mechanisms, primarily evaporation via sweating ^[2]. When a patient stops sweating in the context of a high environmental heat load, the body has lost its primary cooling mechanism, causing the internal temperature to rise uncontrollably, often exceeding 40.5 °C ^[2]. The concurrent central nervous system dysfunction, manifesting as altered mental status or delirium, is a defining characteristic of heatstroke and indicates that the hyperthermia is causing direct neuronal injury and systemic inflammation ^[1]. This is a true medical emergency where thermoregulatory failure leads to a cascade of multiorgan dysfunction ^[1].

The other options represent signs of earlier stages on the heat-related illness spectrum. Profuse sweating with extreme fatigue indicates that the body’s cooling mechanisms are still functioning, a hallmark of heat exhaustion. While this requires prompt intervention, it does not represent the same immediate threat to life as thermoregulatory shutdown. Similarly, nausea with a mild headache and flushed, warm skin are common findings in heat exhaustion and milder heat-related conditions. Flushed skin results from cutaneous vasodilation, a compensatory attempt to dissipate heat through radiation and convection ^[2]. The presence of these signs, without central nervous system dysfunction, suggests the patient’s condition has not yet progressed to the critical stage of heatstroke ^[1]^[2]. The nurse’s priority is to recognize that the combination of neurological changes and the cessation of sweating signifies a decompensated state requiring immediate, aggressive cooling and life support measures.

References (research sources)

[1]
Heat-Related Illness and Heatstroke: A Narrative and Clinical Review for Emergency Clinicians.Research articleBridwell RE, Long B, Koyfman A, Lacy AJ. (2026) · DOI: 10.7759/cureus.107294
[2]
Heat-Related Illness in Emergency and Critical Care: Recommendations for Recognition and Management with Medico-Legal Considerations.GuidelineSavioli G, Zanza C, Longhitano Y, Nardone A, Varesi A, Ceresa IF, Manetti AC, Volonnino G, Maiese A, La Russa R. (2022) · DOI: 10.3390/biomedicines10102542

NCLEX Question Bank 엔클렉스 3,445 문제 · 로그인 없이 바로 볼 수 있어요

마이메르시로 국가고시 완벽 대비

기출문제와 상세 해설을 무료로. 내 약점을 분석하고 진도를 관리하며 더 똑똑하게 공부하세요.

무료로 시작하기

App Store Google Play

학습 참고용입니다. 실제 임상은 최신 지침과 소속 기관 프로토콜을 따르세요.

이 문제가 수록된 문제집 [개념+기출] 엔클렉스(NCLEX), 이거 하나면 됩니다 문제집 3,445문제 · 69,000원

문제집 보기 다음 문제

같은 단원 문제

마이메르시로 국가고시 완벽 대비

기출문제와 상세 해설을 무료로. 내 약점을 분석하고 진도를 관리하며 더 똑똑하게 공부하세요.

무료로 시작하기

다음 문제 무료로 시작하기

성장을 멈추지 마세요

A nurse is caring for a patient with hyperthermia. Which assessment finding would be the most concerning and require immediate intervention?

마이메르시로 국가고시 완벽 대비